You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
libexopt/Makefile

235 lines
6.5 KiB

# Makefile template, generic for libraries (static + shared)
PROJECT=exopt
DEFAULT_NAMESPACE=exopt
VERSION=0.0.0
SRC_C = $(wildcard src/*.c)
SRC_CXX = $(wildcard src/*.cpp)
INCLUDE=include
ifeq ($(PREFIX),)
PREFIX := /usr/local
endif
# Default archivers
AR?=ar
RANLIB?=ranlib
# Use gcc-{ar,ranlib} when using gcc
ifeq ($(CXX),g++)
AR=gcc-ar
RANLIB=gcc-ranlib
endif
# Link to these libraries dynamicalls
SHARED_LIBS=
# Link to these libraries statically
STATIC_LIBS=
override __VERSION_SPLIT:= $(subst ., ,$(VERSION))
override __VERSION_REVISION:=$(word 3,$(__VERSION_SPLIT)) 0
VERSION_MAJOR:= $(word 1,$(__VERSION_SPLIT))
VERSION_MINOR:= $(word 2,$(__VERSION_SPLIT))
VERSION_BUGFIX:= $(word 3,$(__VERSION_SPLIT))
VERSION_REVISION:= $(word 2,$(subst r, ,$(__VERSION_REVISION)))
override __VERSION_SPLIT:= MAJOR:$(word 1,$(__VERSION_SPLIT)) MINOR:$(word 2,$(__VERSION_SPLIT)) BUGFIX:$(word 1,$(subst r, ,$(__VERSION_REVISION))) REVISION:$(word 2,$(subst r, ,$(__VERSION_REVISION))) REVISION_STRING:$(word 3,$(__VERSION_SPLIT))
COMMON_FLAGS?= -W -Wall
COMMON_FLAGS+= -pipe -Wstrict-aliasing -fno-strict-aliasing $(addprefix -I,$(INCLUDE))
COMMON_FLAGS+= $(addprefix -D_VERSION_,$(subst :,=,$(__VERSION_SPLIT))) '-D_VERSION="$(VERSION)"'
ifneq ($(DEFAULT_NAMESPACE),)
COMMON_FLAGS+= '-D_DEFAULT_NS=$(DEFAULT_NAMESPACE)'
endif
## CPU feature flags
CPU_FLAGS+=
DEFINITIONS?=_IMPL
COMMON_FLAGS+=$(addprefix -D,$(DEFINITIONS))
COMMON_FLAGS+=$(addprefix -m,$(CPU_FLAGS))
## For LTO and linking over all TUs in general
BINFLAGS+=
DEBUG_BINFLAGS+=
RELEASE_BINFLAGS+= -fuse-linker-plugin
# Target arch. Set to blank for generic
ARCH?=native
# Enable OpenMP and loop parallelisation? (dyn-links to openmp)
PARALLEL?=yes
OPT_FLAGS?= -fgraphite \
-floop-interchange -ftree-loop-distribution -floop-strip-mine -floop-block \
-fno-stack-check
SHARED_FLAGS+=-fPIC
SHARED_RELEASE_FLAGS+=
SHARED_DEBUG_FLAGS+=
STATIC_FLAGS+=
STATIC_RELEASE_FLAGS+=-ffat-lto-objects
STATIC_DEBUG_FLAGS+=
ifneq ($(ARCH),)
OPT_FLAGS+= $(addprefix -march=,$(ARCH))
endif
ifeq ($(PARALLEL),yes)
SHARED_FLAGS+= -fopenmp
SHARED_RELEASE_FLAGS+= -floop-parallelize-all -ftree-parallelize-loops=4
endif
CXX_OPT_FLAGS?= $(OPT_FLAGS) -felide-constructors
CSTD?=gnu2x
CXXSTD?=gnu++23
CFLAGS += $(COMMON_FLAGS) --std=$(CSTD)
CXXFLAGS += $(COMMON_FLAGS) --std=$(CXXSTD)
LDFLAGS += $(addsuffix .a,$(addprefix -l:lib,$(STATIC_LIBS))) $(addprefix -l,$(SHARED_LIBS))
STRIP=strip
# TODO: XXX: Benchmark to see if `-fno-plt` actually helps...
RELEASE_COMMON_FLAGS+= -fno-plt -fno-bounds-check
DEBUG_COMMON_FLAGS+= -ggdb -gz -ftrapv -fbounds-check
# -fanalyzer
ifneq ($(TARGET_SPEC_FLAGS),no)
RELEASE_CFLAGS?= -O3 -flto $(OPT_FLAGS)
RELEASE_CXXFLAGS?= -O3 -flto $(CXX_OPT_FLAGS)
RELEASE_LDFLAGS?= -Wl,-O3 -Wl,-flto
#SHARED_FLAGS+=$(SHARED_RELEASE_FLAGS)
DEBUG_CFLAGS?= -Og
DEBUG_CXXFLAGS?= -Og
DEBUG_LDFLAGS?=
endif
DEBUG_CFLAGS+=-DDEBUG $(DEBUG_COMMON_FLAGS)
DEBUG_CXXFLAGS+=-DDEBUG $(DEBUG_COMMON_FLAGS) -fasynchronous-unwind-tables
RELEASE_CFLAGS+=-DRELEASE $(RELEASE_COMMON_FLAGS)
RELEASE_CXXFLAGS+=-DRELEASE $(RELEASE_COMMON_FLAGS)
# Objects
OBJ_C = $(addprefix obj/c/,$(SRC_C:.c=.o))
OBJ_CXX = $(addprefix obj/cxx/,$(SRC_CXX:.cpp=.o))
OBJ = $(OBJ_C) $(OBJ_CXX)
# Phonies
.PHONY: release
release: | dirs
$(MAKE) lib$(PROJECT).a
@$(MAKE) clean-rebuild >> /dev/null
@$(MAKE) dirs >> /dev/null
$(MAKE) lib$(PROJECT).so
.PHONY: debug
debug: | dirs
$(MAKE) lib$(PROJECT)-debug.a
@$(MAKE) clean-rebuild >> /dev/null
@$(MAKE) dirs >> /dev/null
$(MAKE) lib$(PROJECT)-debug.so
# Rebuild both release and debug targets from scratch
.PHONY: all
all: | clean
@$(MAKE) release
@$(MAKE) clean-rebuild
@$(MAKE) debug
.PHONY: install
.PHONY: uninstall
.PHONY: test
test:
@rm -f $(PROJECT)-test
@$(MAKE) $(PROJECT)-test
# Targets
dirs:
@mkdir -p obj/c{,xx}/src{,/rng}
obj/c/%.o: %.c
$(CC) -c $< $(CFLAGS) -o $@ $(LDFLAGS)
obj/cxx/%.o: %.cpp
$(CXX) -c $< $(CXXFLAGS) -o $@ $(LDFLAGS)
lib$(PROJECT)-release.a: CFLAGS+= $(RELEASE_CFLAGS) $(STATIC_FLAGS) $(STATIC_RELEASE_FLAGS)
lib$(PROJECT)-release.a: CXXFLAGS += $(RELEASE_CXXFLAGS) $(STATIC_FLAGS) $(STATIC_RELEASE_FLAGS)
lib$(PROJECT)-release.a: LDFLAGS += $(RELEASE_LDFLAGS)
lib$(PROJECT)-release.a: $(OBJ)
$(AR) rcs $@ $^
$(RANLIB) $@
lib$(PROJECT)-debug.a: CFLAGS+= $(DEBUG_CFLAGS) $(STATIC_FLAGS) $(STATIC_DEBUG_FLAGS)
lib$(PROJECT)-debug.a: CXXFLAGS += $(DEBUG_CXXFLAGS) $(STATIC_FLAGS) $(STATIC_DEBUG_FLAGS)
lib$(PROJECT)-debug.a: LDFLAGS += $(DEBUG_LDFLAGS)
lib$(PROJECT)-debug.a: $(OBJ)
$(AR) rcs $@ $^
$(RANLIB) $@
lib$(PROJECT)-release.so: CFLAGS+= $(RELEASE_CFLAGS) $(SHARED_FLAGS) $(SHARED_RELEASE_FLAGS)
lib$(PROJECT)-release.so: CXXFLAGS += $(RELEASE_CXXFLAGS) $(SHARED_FLAGS) $(SHARED_RELEASE_FLAGS)
lib$(PROJECT)-release.so: LDFLAGS += $(RELEASE_LDFLAGS)
lib$(PROJECT)-release.so: BINFLAGS += $(RELEASE_BINFLAGS)
lib$(PROJECT)-release.so: $(OBJ)
$(CXX) -shared $^ $(BINFLAGS) $(CXXFLAGS) -o $@ $(LDFLAGS)
$(STRIP) $@
lib$(PROJECT)-debug.so: CFLAGS+= $(DEBUG_CFLAGS) $(SHARED_FLAGS) $(SHARED_DEBUG_FLAGS)
lib$(PROJECT)-debug.so: CXXFLAGS += $(DEBUG_CXXFLAGS) $(SHARED_FLAGS) $(SHARED_DEBUG_FLAGS)
lib$(PROJECT)-debug.so: LDFLAGS += $(DEBUG_LDFLAGS)
lib$(PROJECT)-debug.so: BINFLAGS += $(DEBUG_BINFLAGS)
lib$(PROJECT)-debug.so: $(OBJ)
$(CXX) -shared $^ $(BINFLAGS) $(CXXFLAGS) -o $@ $(LDFLAGS)
lib$(PROJECT).a: lib$(PROJECT)-release.a
ln -f $< $@
lib$(PROJECT).so: LDFLAGS+= -Wl,-soname,lib$(PROJECT).so.$(VERSION_MAJOR)
lib$(PROJECT).so: lib$(PROJECT)-release.so
ln -f $< $@.$(VERSION)
ln -sf $@.$(VERSION) $@.$(VERSION_MAJOR)
ln -sf $@.$(VERSION_MAJOR) $@
clean-rebuild:
rm -rf obj
clean: clean-rebuild
rm -f lib$(PROJECT){,-{release,debug,pgo}}.{a,so{,.*}}
rm -f $(PROJECT)-test
install:
install -d $(DESTDIR)$(PREFIX)/lib/
install -m 644 lib$(PROJECT).a $(DESTDIR)$(PREFIX)/lib/
install -s -m 755 lib$(PROJECT).so.$(VERSION) $(DESTDIR)$(PREFIX)/lib/
ln -sf lib$(PROJECT).so.$(VERSION) $(DESTDIR)$(PREFIX)/lib/lib$(PROJECT).so.$(VERSION_MAJOR)
ln -sf lib$(PROJECT).so.$(VERSION_MAJOR) $(DESTDIR)$(PREFIX)/lib/lib$(PROJECT).so
install -d $(DESTDIR)$(PREFIX)/include/$(PROJECT)/
install -m 644 $(wildcard $(INCLUDE)/*.*) $(DESTDIR)$(PREFIX)/include/$(PROJECT)/
uninstall:
-rm $(DESTDIR)$(PREFIX)/lib/lib$(PROJECT).{a,so{,.*}}
cd $(INCLUDE) && find . -type f | xargs -I {} rm "$(DESTDIR)$(PREFIX)/include/$(PROJECT)/{}"
-rmdir $(DESTDIR)$(PREFIX)/include/$(PROJECT)
$(PROJECT)-test: LDFLAGS+= -lfmt -lstdc++
$(PROJECT)-test: CFLAGS+= -Og -g
$(PROJECT)-test: lib$(PROJECT)-debug.a
$(CC) $(CFLAGS) src/test/*.c -o $@ -l:$< $(LDFLAGS)
-valgrind ./$@